Sim card change. from Vodafone to BT Mobile.

[daviehop]

Could some nice person give me a IDIOTS guide for a silver surfer, how to transfer my contacts from a Vodafone sim card to a BT Mobile sim card, i am using a Samsung S 10 plus, Thanks for any info. 

[Les-Gibson]

This should help

https://www.gmass.co/blog/gmail-contact-list/